Home / 194,885,412.44-268,875,660.47-111,193,419.46

Finding the Fourth Proportional to 194,885,412.44, 268,875,660.47 and 111,193,419.46

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Solution

The fourth proportional to 194,885,412.44, 268,875,660.47 and 111,193,419.46 is: 153,409,142.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,885,412.44 : 268,875,660.47 = 111,193,419.46 : x
  2. Step 2: Convert to fraction form
    194,885,412.44/268,875,660.47 = 111,193,419.46/x
  3. Step 3: Cross multiply
    194,885,412.44x = 268,875,660.47 × 111,193,419.46
  4. Step 4: Simplify right side
    194,885,412.44x = 29,897,204,097,225,252
  5. Step 5: Solve for x
    x = 29,897,204,097,225,252/194,885,412.44
  6. Step 6: Final answer
    x = 153,409,142.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.